English

Decays of Positronium

High Energy Physics - Phenomenology 2007-05-23 v1

Abstract

We briefly review the theoretical and experimental results concerning decays of positronium. Possible solutions of the "orthopositronium lifetime puzzle" are discussed. Positronium annihilation into neutrinos is examined and disagreement is found with previously published results.

Cite

@article{arxiv.hep-ph/9911410,
  title  = {Decays of Positronium},
  author = {Andrzej Czarnecki and Savely G. Karshenboim},
  journal= {arXiv preprint arXiv:hep-ph/9911410},
  year   = {2007}
}

Comments

Talk given at the 14th International Workshop on High Energy Physics and Quantum Field Theory (QFTHEP99), May 1999, Moscow, Russia, to appear in the Proceedings; 9 pages, latex